Jody's CV system crossword

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Across
  1. 1. lower chambers of the heart
  2. 3. blue
  3. 4. small vein
  4. 8. a fat in the blood
  5. 9. x-ray after contrast showing injection of contrast
  6. 12. atrioventricular (abbreviation)
  7. 13. englarged heart
  8. 16. heart attack with ST elevation (abbreviation)
Down
  1. 2. blood pressure measuring device
  2. 5. images of the heart produced by high frequencysound waves
  3. 6. largest type of blood vessel
  4. 7. upper parts of the heart
  5. 10. middle layer (muscular) of the heart
  6. 11. tiniest blood vessel
  7. 14. electrocardiogramram (abbreviation)
  8. 15. heart contraction